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At sites of seafloor spreading along divergent plate boundaries, this crust is separated into parallel bands of rock by successive waves of emergent magma. When Earth's geomagnetic field undergoes a reversal, the change in polarity is recorded in the magma.
Source: https://kids.britannica.com/students/assembly/view/194471
True because carbs are sugars
The classification system will soon need to be replaced with something new.
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